《计算机软件产品开发文件编制指南》（GB 8567－88）是 （ ） 标准。
A．强制性国家
B．推荐性国家
C．强制性行业
D．推荐性行业
参考答案：A
根据句意及汉语提示填空。
1.If I have a _____ (机会), I believe I will do better next time.
2.All the football players must _____ (遵守) the football rules.
3.It's very nice of you, but I can_____ (对付) the box myself.
4.Dr. White _____ (发明) kind of new medicine last year.
5.One of my teammates fell ill, so he can't_____ (训练)with us now.
腱鞘炎 jiàn qiào yán
